/
handlers.go
227 lines (193 loc) · 7.78 KB
/
handlers.go
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package commands
import (
"errors"
"log"
"strconv"
"strings"
"github.com/bwmarrin/discordgo"
)
func (c *Commands) RegisterCommand(name string, description string, adminonly bool, handler ScuzzyHandler) {
log.Printf("[*] Registering Command '%s'\n", name)
co := ScuzzyCommand{
Index: len(c.ScuzzyCommands) + 1,
Name: name,
Description: description,
AdminOnly: adminonly,
Handler: handler,
}
c.ScuzzyCommands[name] = co
c.ScuzzyCommandsByIndex[co.Index] = co
}
func (c *Commands) RegisterHandlers() {
c.ScuzzyCommands = make(map[string]ScuzzyCommand)
c.ScuzzyCommandsByIndex = make(map[int]ScuzzyCommand)
// Misc Commands
c.RegisterCommand("help", "Show Help Text", false, c.handleHelp)
c.RegisterCommand("info", "Show Bot Info", false, c.handleInfo)
c.RegisterCommand("md", "Show common Discord MarkDown formatting", false, c.handleMarkdownInfo)
c.RegisterCommand("userinfo", "Display a users information", false, c.handleUserInfo)
c.RegisterCommand("serverinfo", "Display the current servers information", false, c.handleServerInfo)
c.RegisterCommand("no", "", false, c.handleCat)
// User Settings
c.RegisterCommand("colours", "Display available colour roles", false, c.handleUserColors)
c.RegisterCommand("colors", "", false, c.handleUserColors)
c.RegisterCommand("colour", "Set a colour role for yourself", false, c.handleUserColor)
c.RegisterCommand("color", "", false, c.handleUserColor)
c.RegisterCommand("listroles", "List user joinable roles", false, c.handleListCustomRoles)
c.RegisterCommand("joinrole", "Join an available role for yourself", false, c.handleJoinCustomRole)
c.RegisterCommand("leaverole", "Leave an available role", false, c.handleLeaveCustomRole)
// Conversion Helpers
c.RegisterCommand("ctof", "Convert Celsius to Farenheit", false, c.handleCtoF)
c.RegisterCommand("ftoc", "Convert Farenheit to Celsius", false, c.handleFtoC)
c.RegisterCommand("metofe", "Convert Meters to Feet", false, c.handleMetersToFeet)
c.RegisterCommand("fetome", "Convert Feet to Meters", false, c.handleFeetToMeters)
c.RegisterCommand("cmtoin", "Convert Centimeters to Inches", false, c.handleCentimeterToInch)
c.RegisterCommand("intocm", "Convert Inches to Centimeters", false, c.handleInchToCentimeter)
c.RegisterCommand("google4u", "Displays a letmegooglethat link", false, c.handleGoogle4U)
// Admin Commands
c.RegisterCommand("ping", "Ping Scuzzy", true, c.handlePing)
c.RegisterCommand("rules", "Display the Server Rules", true, c.handleRules)
c.RegisterCommand("status", "Set Bot Status", true, c.handleSetStatus)
c.RegisterCommand("purge", "Purge Channel Messages", true, c.handlePurgeChannel)
c.RegisterCommand("kick", "Kick a User", true, c.handleKickUser)
c.RegisterCommand("ban", "Ban a User", true, c.handleBanUser)
c.RegisterCommand("slow", "Set Channel Slow Mode", true, c.handleSetSlowmode)
c.RegisterCommand("unslow", "Unset Channel Slow Mode", true, c.handleUnsetSlowmode)
c.RegisterCommand("ignore", "Add a user to Scuzzy's ignore list", true, c.handleIgnoreUser)
c.RegisterCommand("unignore", "Remove a user from Scuzzy's ignore list", true, c.handleUnIgnoreUser)
c.RegisterCommand("setconfig", "Set Configuration", true, c.handleSetConfig)
c.RegisterCommand("getconfig", "Print Configuration", true, c.handleGetConfig)
c.RegisterCommand("saveconfig", "Save Configuration to Disk", true, c.handleSaveConfig)
c.RegisterCommand("reloadconfig", "Reload Configuration", true, c.handleReloadConfig)
c.RegisterCommand("addrole", "Add a joinable role", true, c.handleAddCustomRole)
}
func (c *Commands) ProcessCommand(s *discordgo.Session, m *discordgo.MessageCreate) error {
cKey := c.Config.CommandKey
cCmd := strings.Split(m.Content, " ")[0]
// Ignore the bot itself
if m.Author.ID == s.State.User.ID {
return nil
}
// Ignore anything not starting with the command prefix
if !strings.HasPrefix(cCmd, cKey) {
return nil
}
// Ignore Direct Messages
if m.Member == nil {
return nil
}
// Ignore any users on the ignore list
if c.Permissions.CheckIgnoredUser(m.Author) {
log.Printf("[*] Ignoring command from ignored user.")
return nil
}
cName := strings.Split(cCmd, cKey)[1]
if cmd, ok := c.ScuzzyCommands[cName]; ok {
if cmd.AdminOnly && !c.Permissions.CheckAdminRole(m.Member) {
log.Printf("[*] User %s tried to run admin command %s\n", m.Author.Username, cName)
return nil
}
log.Printf("[*] Running command %s (Requested by %s)\n", cName, m.Author.Username)
err := cmd.Handler(s, m)
if err != nil {
log.Printf("[!] Command %s (Requested by %s) had error: '%s'\n", cName, m.Author.Username, err.Error())
eMsg := c.CreateDefinedEmbed("Error ("+cName+")", err.Error(), "error", m.Author)
_, err = s.ChannelMessageSendEmbed(m.ChannelID, eMsg)
if err != nil {
return err
}
}
}
return nil
}
func (c *Commands) ProcessMessageDelete(s *discordgo.Session, m *discordgo.MessageDelete) error {
msgChannelID := m.ChannelID
if m.BeforeDelete == nil {
return errors.New("Couldn't get deleted message data.")
}
msgContent := m.BeforeDelete.Content
msgAuthor := m.BeforeDelete.Author
msg := "`Username` - " + msgAuthor.Username + "#" + msgAuthor.Discriminator + "\n"
msg += "`User ID` - " + msgAuthor.ID + "\n"
msg += "`Channel` - <#" + msgChannelID + ">\n"
msg += "`Message` - " + msgContent + "\n"
embed := c.CreateDefinedEmbed("Deleted Message", msg, "", msgAuthor)
_, err := s.ChannelMessageSendEmbed(c.Config.LoggingChannel, embed)
if err != nil {
return err
}
return nil
}
func (c *Commands) ProcessMessageDeleteBulk(s *discordgo.Session, m *discordgo.MessageDeleteBulk) error {
msgChannelID := m.ChannelID
msg := "`Channel` - <#" + msgChannelID + ">\n"
msg += "Message IDs: \n"
for k, v := range m.Messages {
msg += strconv.Itoa(k) + ": `" + v + "`\n"
}
embed := c.CreateDefinedEmbed("Deleted Bulk Messages", msg, "", nil)
_, err := s.ChannelMessageSendEmbed(c.Config.LoggingChannel, embed)
if err != nil {
return err
}
return nil
}
func (c *Commands) ProcessUserJoin(s *discordgo.Session, m *discordgo.GuildMemberAdd) error {
userChannel, err := s.UserChannelCreate(m.User.ID)
if err != nil {
log.Print("[!] Error (User Join): " + err.Error())
return err
}
_, err = s.ChannelMessageSend(userChannel.ID, c.Config.WelcomeText)
if err != nil {
log.Print("[!] Error (User Join): " + err.Error())
return err
}
for _, roleID := range c.Config.JoinRoleIDs {
err = s.GuildMemberRoleAdd(c.Config.GuildID, m.User.ID, roleID)
if err != nil {
log.Print("[!] Error (User Join)" + err.Error())
return err
}
}
return nil
}
func (c *Commands) ProcessMessage(s *discordgo.Session, m interface{}) {
switch m.(type) {
case *discordgo.MessageCreate:
// Pass Messages to the command processor
err := c.ProcessCommand(s, m.(*discordgo.MessageCreate))
if err != nil {
log.Println("[!] Error: " + err.Error())
}
break
case *discordgo.MessageDelete:
// Log deleted messages to the logging channel.
err := c.ProcessMessageDelete(s, m.(*discordgo.MessageDelete))
if err != nil {
eMsg := c.CreateDefinedEmbed("Error (Message Deleted)", err.Error(), "error", nil)
_, err = s.ChannelMessageSendEmbed(c.Config.LoggingChannel, eMsg)
if err != nil {
log.Println("[!] Error " + err.Error())
}
}
break
case *discordgo.MessageDeleteBulk:
err := c.ProcessMessageDeleteBulk(s, m.(*discordgo.MessageDeleteBulk))
if err != nil {
eMsg := c.CreateDefinedEmbed("Error (Message Bulk Deleted)", err.Error(), "error", nil)
_, err = s.ChannelMessageSendEmbed(c.Config.LoggingChannel, eMsg)
if err != nil {
log.Println("[!] Error " + err.Error())
}
}
break
case *discordgo.GuildMemberAdd:
// Handle new member (Welcome message, etc)
err := c.ProcessUserJoin(s, m.(*discordgo.GuildMemberAdd))
if err != nil {
log.Println("[!] Error (Guild Member Joined): " + err.Error())
}
break
}
}